一定会做某事的英语高级表达

1.be bound to do sth

bound可做形容词，意思是“一定会…”例如： The robots are bound to greatly improve the speed of the production.

2.must be able to do sth

must 是一个情态动词，表示“必须，一定”。情态动词后要跟动词原形。be able to do sth"能够做某事”例如：You must be able to speak English well.